CN213679832U

CN213679832U - Energy-saving nitrogen making air separation machine

Info

Publication number: CN213679832U
Application number: CN202021685743.4U
Authority: CN
Inventors: 李冠雄
Original assignee: Henan Del Liquid Air Technology Co ltd
Current assignee: Kaifeng Dear Air Separation Industrial Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-07-13
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses an energy-saving nitrogen making air-separating machine, which comprises a bottom plate, a purifying structure and a drying structure, wherein the upper surface of the bottom plate is respectively provided with an air compressor, a purifying box, a drying box, a freeze dryer, an air storage tank, an adsorption tower and a nitrogen buffer tank, the upper opening of the purifying box is provided with a first cover plate, the upper opening of the drying box is provided with a second cover plate, the rear gas outlet of the air compressor is communicated with the inside of the purifying box through a pipeline, the right gas outlet of the purifying box is communicated with the inside of the drying box through a pipeline, the front gas outlet of the drying box is connected with the gas inlet of the freeze dryer through a pipeline, the adsorption tower is symmetrically arranged in the front and the back, this energy-saving nitrogen making air distribution machine, air purification is more even thorough, can be more abundant utilize the active carbon granule, guarantees follow-up nitrogen making's quality, improves subsequent drying efficiency, further improves nitrogen making's efficiency.

Description

Energy-saving nitrogen making air separation machine

Technical Field

The utility model relates to a nitrogen making technical field specifically is an energy-saving nitrogen making air separation machine.

Background

About 4000 trillion tons of gas in the atmosphere, of which nitrogen constitutes 78%, which is slightly soluble in water and alcohol, is non-flammable, is considered to be a choking gas, although nitrogen is considered to be an inert element, it forms very active compounds which can be used as diluents and control the natural combustion and respiration rates, is faster at higher oxygen concentrations, is soluble in water and alcohol, but is essentially insoluble in most other liquids, which are essential in life, which compounds can be used as food or fertilizers, nitrogen is used for the production of ammonia and nitric acid, nitrogen is an essentially inert gas at ambient and moderate temperatures, and therefore most metals are easy to handle, at elevated temperatures, nitrogen can be aggressive to metals and alloys, extraction of nitrogen requires the use of air separators, the air purification of the traditional air separation process is not thorough, the quality of the subsequent nitrogen making is impure, the subsequent burden is increased, the drying efficiency is lower, and the nitrogen making efficiency is reduced, so that the energy-saving nitrogen making separator is imperative.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome current defect, provide an energy-saving nitrogen making air-separating machine, air purification is more even thorough, can be more abundant utilize the active carbon granule, and purifying effect is better, further adsorbs the filtration to tiny impurity in the air, guarantees follow-up nitrogen making's quality, can carry out the predrying, improves subsequent drying efficiency, further improves the efficiency of nitrogen making, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: an energy-saving nitrogen-making air-separating machine comprises a bottom plate, a purification structure and a drying structure, wherein an air compressor, a purification box, a drying box, a freeze dryer, an air storage tank, an adsorption tower and a nitrogen buffer tank are respectively arranged on the upper surface of the bottom plate, a first cover plate is arranged at an upper end opening of the purification box, a second cover plate is arranged at an upper end opening of the drying box, a rear air outlet port of the air compressor is communicated with the inside of the purification box through a pipeline, a right air outlet of the purification box is communicated with the inside of the drying box through a pipeline, a front air outlet of the drying box is connected with an air inlet of the freeze dryer through a pipeline, the adsorption towers are symmetrically arranged in the front and back direction, a right air outlet port of the freeze dryer is communicated with the inside of the air storage tank through a pipeline, a right air outlet of the air storage tank is respectively communicated with the insides of the two adsorption towers through pipelines, and, purification structure sets up in the inside of purifying box, purification structure and first apron cooperation installation, and drying structure sets up in the inside of drying cabinet, wherein still includes control switch group, control switch group sets up in the upper surface right side of bottom plate, and external power source is connected to control switch group's input electricity, and the output of control switch group is connected to the equal electricity of input of air compressor machine and freeze drier, and air purification is more even thorough, can be more abundant utilize the active carbon granule, and purifying effect is better, further adsorbs the filtration to tiny impurity in the air, guarantees follow-up nitrogen-making's quality, can carry out the predrying, improve subsequent drying efficiency, further improve nitrogen-making's efficiency.

Further, purification structure includes a first motor, a blade, a first connecting rod and a U type section of thick bamboo, a first motor sets up in the upper surface middle part of first apron, the output shaft middle part of a first motor is passed through sealed bearing and is connected with the through-hole rotation at the upper surface middle part of first apron, the output shaft lower extreme of a first motor passes through a first connecting rod of shaft coupling fixedly connected with, the lower terminal surface of a first connecting rod and the inside bottom surface middle part fixed connection of a U type section of thick bamboo, the symmetry is provided with the blade on the body of rod of a first connecting rod, the output of the input electric connection control switch group of a first motor, air purification is more even thoroughly.

Further, the lower surface symmetry of first apron is provided with the montant, and the montant all is located the annular groove of a U type section of thick bamboo upper surface, and the annular groove intussuseption of a U type section of thick bamboo upper surface is filled with the active carbon granule, evenly be provided with on the wall body of a U type section of thick bamboo with the communicating gas pocket of annular groove, the inside right flank gas outlet department of purifying box is provided with high efficiency filter layer, makes the active carbon granule utilize more fully, and purifying effect is better, further adsorbs the filtration to tiny impurity in the air.

Further, dry construction includes hollow flight, second motor and second connecting rod, the right flank middle part of drying cabinet is provided with the second motor, and the output shaft middle part of second motor is passed through sealed bearing and is connected with the through-hole rotation at drying cabinet right flank middle part, and the output shaft left end of second motor passes through shaft coupling fixedly connected with second connecting rod, and the left side end of second connecting rod evenly is provided with hollow flight, and the output of the input electricity connection control switch group of second motor makes air and drying even more quick.

Furthermore, the drying agent is filled in the hollow spiral piece, and the wall body of the hollow spiral piece is uniformly provided with air holes communicated with the inside of the hollow spiral piece, so that the subsequent drying efficiency is improved, and the nitrogen making efficiency is further improved.

Compared with the prior art, the beneficial effects of the utility model are that: this energy-saving nitrogen making air separation machine has following benefit:

1. the control switch group controls the first motor to work, the middle part of an output shaft of the first motor is rotationally connected with a through hole in the middle part of the upper surface of the first cover plate through a sealing bearing, the lower end of the output shaft of the first motor is fixedly connected with a first connecting rod through a coupler, the first motor works to drive the U-shaped cylinder to rotate through the first connecting rod, an annular groove in the upper surface of the U-shaped cylinder is filled with activated carbon particles, air holes communicated with the annular groove are uniformly formed in the wall body of the U-shaped cylinder, air entering the purifying box is uniformly contacted with the activated carbon particles, so that the air is purified, meanwhile, vertical rods are positioned in the annular groove in the upper surface of the U-shaped cylinder, the vertical rods stir the activated carbon particles filled in the annular groove in the upper surface of the U-shaped cylinder, the activated carbon particles are more fully utilized, the purifying effect is better, and meanwhile, the first, make air purification more even, the air after the purification passes through the pipeline through high-efficient filter layer and gets into the drying cabinet, and high-efficient filter layer further adsorbs the filtration to tiny impurity in the air, guarantees follow-up nitrogen-making's quality.

2. Filtered air enters the drying box, the second motor is controlled to work through the control switch group, the middle part of an output shaft of the second motor is rotatably connected with a through hole in the middle part of the right side face of the drying box through a sealing bearing, the left end of the output shaft of the second motor is fixedly connected with a second connecting rod through a coupler, the second motor drives the hollow spiral piece to rotate through the second connecting rod, drying agents are filled in the hollow spiral piece, air holes communicated with the inside of the hollow spiral piece are uniformly formed in the wall body of the hollow spiral piece, air flow generated when the hollow spiral piece rotates forms convection with air entering the drying box, the air is enabled to be fully contacted with the drying agents, and therefore part of moisture in the air is adsorbed, subsequent drying efficiency is improved, and the nitrogen making efficiency is further improved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the purification box of the present invention;

fig. 3 is the schematic diagram of the internal structure of the drying box of the present invention.

In the figure: the device comprises a base plate 1, a purification structure 2, a first motor 21, a vertical rod 22, a blade 23, a first connecting rod 24, a U-shaped cylinder 25, a high-efficiency filter layer 26, a drying structure 3, a hollow spiral piece 31, a second motor 32, a second connecting rod 33, a drying agent 34, an air compressor 4, a purification box 5, a first cover plate 6, a drying box 7, a second cover plate 8, a freeze dryer 9, an air storage tank 10, an adsorption tower 11, a nitrogen buffer tank 12 and a control switch group 13.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an energy-saving nitrogen-making air-separating machine comprises a bottom plate 1, a purification structure 2 and a drying structure 3, wherein an air compressor 4, a purification box 5, a drying box 7, a freeze dryer 9, an air storage tank 10, adsorption towers 11 and a nitrogen buffer tank 12 are respectively arranged on the upper surface of the bottom plate 1, a first cover plate 6 is arranged at an upper opening of the purification box 5, a second cover plate 8 is arranged at an upper opening of the drying box 7, a rear-end air outlet port of the air compressor 4 is communicated with the inside of the purification box 5 through a pipeline, a right-side air outlet port of the purification box 5 is communicated with the inside of the drying box 7 through a pipeline, a front-end air outlet port of the drying box 7 is connected with an air inlet of the freeze dryer 9 through a pipeline, the adsorption towers 11 are symmetrically arranged in the front and back direction, a right-side air outlet port of the freeze dryer 9 is communicated with the inside of the air storage tank 10 through a pipeline, a right, the upper air outlets of the two adsorption towers 11 are respectively communicated with the inside of the nitrogen buffer tank 12 through pipelines, the control switch group 13 controls the air compressor 4 to work, the air compressor 4 sucks external air into the air compressor 4 through a pipeline, then the compressed air is conveyed into the purification box 5 through a pipeline, the processed air enters the freeze dryer 9 through a pipeline, the control switch group 13 controls the freeze dryer 9 to work to further dry the air, the dried air enters the air storage tank 10 through a pipeline to facilitate the storage of the processed air, the air in the air storage tank 10 enters the two adsorption towers 11 through pipelines, the adsorption towers 11 are filled with adsorbents, redundant gas molecules in the air are left in the adsorption towers 11, the residual nitrogen enters the nitrogen buffer tank 12 through a pipeline, the nitrogen production efficiency is higher, the purification structure 2 is arranged inside the purification box 5, the purification structure 2 is installed in cooperation with the first cover plate 6, the purification structure 2 comprises a first motor 21, blades 23, a first connecting rod 24 and a U-shaped cylinder 25, the first motor 21 is arranged in the middle of the upper surface of the first cover plate 6, the middle of an output shaft of the first motor 21 is rotatably connected with a through hole in the middle of the upper surface of the first cover plate 6 through a sealing bearing, the lower end of the output shaft of the first motor 21 is fixedly connected with the first connecting rod 24 through a coupler, the lower end surface of the first connecting rod 24 is fixedly connected with the middle of the inner bottom surface of the U-shaped cylinder 25, the blades 23 are symmetrically arranged on a rod body of the first connecting rod 24, vertical rods 22 are symmetrically arranged on the lower surface of the first cover plate 6, the vertical rods 22 are all positioned in an annular groove in the upper surface of the U-shaped cylinder 25, activated carbon particles are filled in the annular groove in the upper surface of the U-shaped cylinder 25, air holes communicated with the annular groove are evenly arranged on, the control switch group 13 controls the first motor 21 to work, the middle part of an output shaft of the first motor 21 is rotationally connected with a through hole in the middle part of the upper surface of the first cover plate 6 through a sealing bearing, the lower end of the output shaft of the first motor 21 is fixedly connected with a first connecting rod 24 through a coupler, the first motor 21 works to drive the U-shaped cylinder 25 to rotate through the first connecting rod 24, an annular groove in the upper surface of the U-shaped cylinder 25 is filled with active carbon particles, air holes communicated with the annular groove are uniformly formed in the wall body of the U-shaped cylinder 25, air entering the purifying box 5 is uniformly contacted with the active carbon particles, so that the air is purified, meanwhile, the vertical rods 22 are all positioned in the annular groove in the upper surface of the U-shaped cylinder 25, the vertical rods 22 stir the active carbon particles filled in the annular groove in the upper surface of the U-shaped cylinder 25, so that the active carbon particles are more fully utilized and better purifying effect is achieved, and meanwhile, make air purification more even, the air after the purification passes through high-efficient filter layer 26 and gets into drying cabinet 7 through the pipeline, and high-efficient filter layer 26 further adsorbs the filtration to the tiny impurity in the air, guarantees the quality of follow-up system nitrogen.

The drying structure 3 is arranged inside the drying box 7, the drying structure 3 comprises a hollow spiral sheet 31, a second motor 32 and a second connecting rod 33, the second motor 32 is arranged in the middle of the right side face of the drying box 7, the middle of an output shaft of the second motor 32 is rotatably connected with a through hole in the middle of the right side face of the drying box 7 through a sealing bearing, the left end of the output shaft of the second motor 32 is fixedly connected with the second connecting rod 33 through a coupler, the hollow spiral sheet 31 is uniformly arranged at the left end of the second connecting rod 33, a drying agent 34 is filled inside the hollow spiral sheet 31, air holes communicated with the inside of the hollow spiral sheet 31 are uniformly arranged on the wall body of the hollow spiral sheet 31, filtered air enters the drying box 7, the second motor 32 is controlled to work through a control switch group 13, the middle of the output shaft of the second motor 32 is rotatably connected with the through hole in the middle of, the left end of the output shaft of the second motor 32 is fixedly connected with a second connecting rod 33 through a coupler, the second motor 32 drives the hollow spiral piece 31 to rotate through the second connecting rod 33 when working, the interior of the hollow spiral piece 31 is filled with a drying agent 34, air holes communicated with the interior of the hollow spiral piece 31 are uniformly arranged on the wall body of the hollow spiral piece 31, air flow generated when the hollow spiral piece 31 rotates forms convection with air entering the drying box 7, so that the air is fully contacted with the drying agent 34, thereby absorbing a part of moisture in the air, improving the subsequent drying efficiency, further improving the nitrogen making efficiency, still including control switch group 13 wherein, control switch group 13 sets up in the upper surface right side of bottom plate 1, and external power source is connected to control switch group 13's input electricity, and the equal electric connection of input of first motor 21, second motor 32, air compressor machine 4 and freeze dryer 9 controls switch group 13's output.

When in use: the control switch group 13 controls the air compressor 4 to work, the air compressor 4 sucks external air into the air compressor 4 through a pipeline, then the air is conveyed into the purification box 5 through a pipeline after being compressed, the control switch group 13 controls the first motor 21 to work, the middle part of an output shaft of the first motor 21 is rotationally connected with a through hole in the middle part of the upper surface of the first cover plate 6 through a sealing bearing, the lower end of the output shaft of the first motor 21 is fixedly connected with a first connecting rod 24 through a coupler, the first motor 21 drives the U-shaped cylinder 25 to rotate through the first connecting rod 24 during working, an annular groove in the upper surface of the U-shaped cylinder 25 is filled with activated carbon particles, air holes communicated with the annular groove are uniformly formed in the wall body of the U-shaped cylinder 25, the air entering the purification box 5 is uniformly contacted with the activated carbon particles, so that the air is purified, meanwhile, the vertical rods 22 are all positioned in the annular groove, the vertical rod 22 stirs the activated carbon particles filled in the annular groove on the upper surface of the U-shaped cylinder 25, so that the activated carbon particles are more fully utilized, the purification effect is better, meanwhile, the first connecting rod 24 drives the blade 23 to rotate to shunt the internal air, so that the air purification is more uniform, the purified air enters the drying box 7 through the high-efficiency filter layer 26 through a pipeline, the high-efficiency filter layer 26 further adsorbs and filters fine impurities in the air, the quality of subsequent nitrogen production is ensured, the filtered air enters the drying box 7, the second motor 32 is controlled to work through the control switch group 13, the middle part of the output shaft of the second motor 32 is rotatably connected with the through hole in the middle part of the right side surface of the drying box 7 through a sealing bearing, the left end of the output shaft of the second motor 32 is fixedly connected with the second connecting rod 33 through a coupler, the second motor 32 works to drive the hollow spiral sheet 31, the drying agent 34 is filled in the hollow spiral piece 31, air holes communicated with the hollow spiral piece 31 are uniformly formed in the wall body of the hollow spiral piece 31, convection is formed between air flow generated when the hollow spiral piece 31 rotates and air entering the drying box 7, so that the air is fully contacted with the drying agent 34, part of moisture in the air is adsorbed, the subsequent drying efficiency is improved, the nitrogen making efficiency is further improved, the dried air enters the freeze dryer 9 through a pipeline, the control switch group 13 controls the freeze dryer 9 to work, the air is further dried, the dried air enters the air storage tank 10 through a pipeline, the treated air is convenient to store, the air in the air storage tank 10 respectively enters the two adsorption towers 11 through pipelines, the adsorption towers 11 are filled with the adsorbing agent, and redundant gas molecules in the air are left in the adsorption towers 11, the residual nitrogen enters the nitrogen buffer tank 12 through a pipeline, and the nitrogen making efficiency is higher.

It is to be noted that, in the embodiment, the first motor 21 and the second motor 32 may be 5IK150RGU-CF ac motors of wapont electromechanical ltd, dongguan, the air compressor 4 may be DVWW-110, the freeze dryer 9 may be LGJ-50FD, and the control switch group 13 controls the first motor 21, the second motor 32, the air compressor 4 and the freeze dryer 9 to operate according to a method commonly used in the prior art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an energy-saving nitrogen making air separation machine which characterized in that: the device comprises a bottom plate (1), a purification structure (2) and a drying structure (3), wherein an air compressor (4), a purification box (5), a drying box (7), a freeze dryer (9), an air storage tank (10), an adsorption tower (11) and a nitrogen buffer tank (12) are respectively arranged on the upper surface of the bottom plate (1), and a first cover plate (6) is arranged at an opening at the upper end of the purification box (5);

a second cover plate (8) is arranged at an opening at the upper end of the drying box (7), an air outlet port at the rear end of the air compressor (4) is communicated with the inside of the purifying box (5) through a pipeline, an air outlet at the right side of the purifying box (5) is communicated with the inside of the drying box (7) through a pipeline,

an air outlet at the front end of the drying box (7) is connected with an air inlet of a freeze dryer (9) through a pipeline, an air outlet port at the right side of the freeze dryer (9) is communicated with the inside of an air storage tank (10) through a pipeline, an air outlet at the right side of the air storage tank (10) is respectively communicated with the insides of the two adsorption towers (11) through pipelines, and air outlets at the upper ends of the two adsorption towers (11) are respectively communicated with the inside of a nitrogen buffer tank (12) through pipelines;

the adsorption towers (11) are symmetrically arranged in front and back,

the purification structure (2) is arranged inside the purification box (5), the purification structure (2) is installed with the first cover plate (6) in a matched mode, the drying structure (3) is arranged inside the drying box (7), the purification structure further comprises a control switch group (13), the control switch group (13) is arranged on the right side of the upper surface of the bottom plate (1), the input end of the control switch group (13) is electrically connected with an external power supply, and the input ends of the air compressor (4) and the freeze dryer (9) are electrically connected with the output end of the control switch group (13);

the purification structure (2) comprises a first motor (21), blades (23), a first connecting rod (24) and a U-shaped cylinder (25), the first motor (21) is arranged in the middle of the upper surface of the first cover plate (6), the middle of an output shaft of the first motor (21) is rotatably connected with a through hole in the middle of the upper surface of the first cover plate (6) through a sealing bearing, the lower end of the output shaft of the first motor (21) is fixedly connected with the first connecting rod (24) through a coupler, the lower end face of the first connecting rod (24) is fixedly connected with the middle of the inner bottom surface of the U-shaped cylinder (25), the blades (23) are symmetrically arranged on a rod body of the first connecting rod (24), and the input end of the first motor (21) is electrically connected with the output end of the control switch group (13);

the lower surface symmetry of first apron (6) is provided with montant (22), and montant (22) all are located the annular groove of a U type section of thick bamboo (25) upper surface, and the annular groove intussuseption of a U type section of thick bamboo (25) upper surface is filled with the active carbon granule, evenly is provided with on the wall body of a U type section of thick bamboo (25) with the communicating gas pocket of annular groove, and the inside right flank gas vent department of purifying box (5) is provided with high efficiency filter layer (26).

2. The energy-saving nitrogen making air separation machine according to claim 1, characterized in that: drying structure (3) are including hollow flight (31), second motor (32) and second connecting rod (33), the right flank middle part of drying cabinet (7) is provided with second motor (32), and the output shaft middle part of second motor (32) is passed through sealed bearing and is connected with the through-hole rotation in drying cabinet (7) right flank middle part, and shaft coupling fixedly connected with second connecting rod (33) are passed through to the output shaft left end of second motor (32), and the left side end of second connecting rod (33) evenly is provided with hollow flight (31), and the output of input electricity connection control switch group (13) of second motor (32).

3. The energy-saving nitrogen making air separation machine according to claim 2, characterized in that: the drying agent (34) is filled in the hollow spiral piece (31), and air holes communicated with the inside of the hollow spiral piece (31) are uniformly formed in the wall body of the hollow spiral piece (31).